A 19-year-old trauma patient is brought to the ER with a severe traumatic brain injury. Upon applying a painful stimulus, you observe the patient’s upper extremities undergo flexion (arms pulled toward the chest) while the lower extremities undergo extension. According to the motor control hierarchy, this decorticate posturing typically indicates a lesion at which level?

A 62-year-old male is being evaluated for a suspected cortical lesion. During the neurological exam, you notice he has significant difficulty performing a task that requires coordinated use of both hands to manipulate an object, despite normal muscle strength and sensation. Based on the hierarchical control of movement, which statement best describes the role of the Premotor Area (PMA) in this patient’s motor function?

A patient is prescribed a medication that increases the activity of the Locus Coeruleus. Which of the following clinical effects would you most likely observe?

Which diffuse modulatory system acts on the dorsal thalamus to regulate the excitability of sensory relay nuclei?

During a physical exam, you shine a light into the right eye. You observe that neither the right nor the left pupil constricts. However, when you shine the light into the left eye, both pupils constrict normally. This finding is most consistent with a lesion of the:

Riley operates a plumbing business, and this year the three-year-old van he used in the business was destroyed in a traffic accident. The van was originally purchased for $20,000, and the adjusted basis was $5,800 at the time of the accident. Although the van was worth $6,000 at the time of accident, insurance only paid Riley $1,200 for the loss. What is the amount of Riley’s casualty loss deduction?

Smith operates a roof repair business. This year, Smith’s business generated cash receipts of $32,565, and Smith made the following expenditures associated with his business: Advertising $ 530 Car and truck expenses 1,336 Depreciation 3,220 Employee compensation 5,150 Education 1,600 The education expense was for a two-week, nighttime course in business management. Smith believes the expenditure should qualify as an ordinary and necessary business expense. What net income should Smith report from his business? Smith is on the cash method and calendar year.

Werner is the president and CEO of Acme, Incorporated, and this year, he took a prospective client to dinner. During the dinner, Werner and the client discussed a proposed contract for over $6 million as well as personal matters. After dinner, Werner took the client to a football game and no business was discussed. Werner paid $1,220 for an expensive (but not extravagant) dinner at a restaurant and then spent $600 for tickets to the game. What is the deductible amount of these expenses?

Which of these ideas are discussed in the chapter?

List 2 noteworthy identifying characteristic for the Amaranthaceae family (you must NOT duplicate any characteristic already covered on this exam).